Made work

background.js

@@ -1,7 +1 @@
-function openPage() {
+// console.log(document.querySelector(".video-stream").getCurrentTime());
-    browser.tabs.create({
-        url: "https://youtube.com"
-    });
-}
-
-browser.browserAction.onClicked.addListener(openPage);

manifest.json

@@ -1,5 +1,4 @@
 {
-
   "manifest_version": 2,
   "name": "Upto",
   "version": "0.1",
@@ -9,6 +8,16 @@
   "icons": {
     "48": "icons/48.png"
   },
+  "background": {
+    "scripts": ["background.js"]
+  },
+  "content_scripts": [
+    {
+      "matches": ["*://*.youtube.com/*"],
+      "js": ["test.js"]
+    }
+  ],
+  "permissions": ["*://home.lovelynet.net/*", "webRequest"],
   "browser_action": {
     "browser_style": true,
     "default_popup": "popup/choose.html",

test.js

@@ -0,0 +1,40 @@
+function getTime() {
+  // Youtube can get fucked, this is the worst way I can get this to work -_-
+  //   console.log("Why does this not fucking work");
+  let url = window.location.href;
+  let d = document.querySelector(".video-stream");
+  return url + "&t=" + Math.ceil(d.currentTime);
+}
+
+function sleep(ms) {
+  return new Promise((resolve) => setTimeout(resolve, ms));
+}
+
+async function getTitleHTMLElement() {
+  await sleep(2000);
+  let test = document.querySelector("ytd-video-primary-info-renderer");
+  return test;
+}
+
+function postURL(url) {
+  console.log(url);
+  fetch("https://home.lovelynet.net/testingapi/", {
+    method: "POST",
+    body: JSON.stringify({
+      url: url,
+      authcode: "VGhlIGF1dGhjb2RlIGlzIHRoZSBhdXRoY29kZQ==",
+    }),
+  })
+    .then((resp) => resp.text())
+    .then((data) => console.log(data))
+    .catch((err) => console.log(err));
+}
+
+ele = document.createElement("p");
+text = document.createTextNode("Save Timestamp");
+ele.addEventListener("click", () => postURL(getTime()));
+ele.appendChild(text);
+getTitleHTMLElement().then((data) => data.appendChild(ele));
+// setInterval(getTime, 10);
+
+console.log(test);